e value of a test statistic thnát Would resun ce: ould reject Ho at a significance level of a ould NOT reiect He at a significance level

MATLAB: An Introduction with Applications
6th Edition
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Chapter1: Starting With Matlab
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A z-test for the population mean is performed with the following null and alternate hypotheses:
Ho: µ = 23
Ha : µ > 23
Provide the value of a test statistic that would result in the following conclusions at different levels of
significance:
• you would reject Ho at a significance level of a = .05
• you would NOT reject Ho at a significance level of a = .02
In the space below, provide the value of a test statistic that would result in those conclusions for different
levels of significance. Note that there is a range of possible correct answers for this question.
Transcribed Image Text:A z-test for the population mean is performed with the following null and alternate hypotheses: Ho: µ = 23 Ha : µ > 23 Provide the value of a test statistic that would result in the following conclusions at different levels of significance: • you would reject Ho at a significance level of a = .05 • you would NOT reject Ho at a significance level of a = .02 In the space below, provide the value of a test statistic that would result in those conclusions for different levels of significance. Note that there is a range of possible correct answers for this question.
A z-test for the population mean is performed with the following null and alternate hypotheses:
Ho: µ = 23
Ha : H# 23
The test statistic for this test is z = 1.08.
Note that this is a z-test, so you can use the Standard Normal Distribution (Z Table) to determine the
p-value.
Upload a file with an image of a diagram showing where the test statistic for this hypothesis test would be
located in a distribution assuming that the null hypothesis is true. The image should include work showing
how you determined the p-value (include the appropriate probability notation in your work). The diagram
should be labeled appropriately and should include a shaded region representing the p-value for this
hypothesis test.
Transcribed Image Text:A z-test for the population mean is performed with the following null and alternate hypotheses: Ho: µ = 23 Ha : H# 23 The test statistic for this test is z = 1.08. Note that this is a z-test, so you can use the Standard Normal Distribution (Z Table) to determine the p-value. Upload a file with an image of a diagram showing where the test statistic for this hypothesis test would be located in a distribution assuming that the null hypothesis is true. The image should include work showing how you determined the p-value (include the appropriate probability notation in your work). The diagram should be labeled appropriately and should include a shaded region representing the p-value for this hypothesis test.
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